With the train isolated from the outside world, Poirot interviews the twelve other passengers in the Calais carriage [5, 6, 23]. He discovers that many of them have hidden connections to the Armstrong family [6, 7, 20, 22]. The Resolution: A Moral Dilemma
The climax of the story reveals a unique and controversial solution. Poirot presents two possible explanations for the crime [4, 10]: Assassinio sull'Orient Express
Every passenger in the carriage (except for Ratchett) was involved in the murder [4, 6, 10]. They had formed a "jury" to deliver the justice that the legal system failed to provide, with each person delivering one of the twelve stab wounds [10, 12]. With the train isolated from the outside world,
Agatha Christie drew inspiration from the real-life Lindbergh kidnapping of 1932, a tragic case where a child was abducted and murdered despite a ransom being paid [5, 16]. She also used her own experiences of being stranded on the Orient Express during heavy rainfall to craft the novel's atmospheric and claustrophobic setting [15, 16]. imdb.com/title/tt3402236/">film adaptations ? Poirot presents two possible explanations for the crime
A mysterious stranger boarded the train at a previous stop, murdered Ratchett, and escaped into the snow [4, 10].
Ultimately, Poirot and his friend M. Bouc choose to present the simple solution to the local police, allowing the group to go free out of compassion for their shared tragedy [4, 5, 10].
The narrative begins as Poirot boards the Orient Express in Istanbul to return to London [2, 7, 22].